From d226287855800e1eec58cd35ed3aac5cd9fbf630 Mon Sep 17 00:00:00 2001 From: Xavier Noria Date: Sun, 25 Oct 2009 20:50:36 +0100 Subject: AS guide: documents the Range#overlaps? --- railties/guides/source/active_support_core_extensions.textile | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'railties/guides/source/active_support_core_extensions.textile') diff --git a/railties/guides/source/active_support_core_extensions.textile b/railties/guides/source/active_support_core_extensions.textile index 7155cb9a79..2df46a332f 100644 --- a/railties/guides/source/active_support_core_extensions.textile +++ b/railties/guides/source/active_support_core_extensions.textile @@ -1668,6 +1668,16 @@ Active Support extends this method so that the argument may be another range in WARNING: The orginal +Range#include?+ is still the one aliased to +Range#===+. +h4. +overlaps?+ + +The method +Range#overlaps?+ says whether any two given ranges have non-void intersection: + + +(1..10).overlaps?(7..11) # => true +(1..10).overlaps?(0..7) # => true +(1..10).overlaps?(11..27) # => false + + h3. Extensions to +Proc+ ... -- cgit v1.2.3